.out {
	width: 1000px;
	text-align: center;
	margin: 0 auto;
}
.window{
	min-height:100vh;
	background: url("../images/bg.png") repeat center center;
	padding-top: 20px;
}
ul {
	overflow: hidden;
	margin: 0 auto;
	padding: 0, 100px;
}
.up {
	margin-top: 30px;
}


.down {
	margin-top: 100px;
}

ul li {
	list-style: none;
}

ul .left, ul .center {
	float: left;
}

ul .right {
	float: right;
}

ul .center {
	margin-left: 126px;
}

h1 {
	text-align: center;
}

.tranfrom {
	width: 550px;
	margin: 0 auto;
}
.toph1{
	font-size:32px;
	color:#005bab;
}
.choosekou{
	color:#005bab;
	font-size:24px;
	margin:30px 0;
}
.ftips, .stu_info{
	color:#005bab;
}